This is a voltage current meter, made of materials, with excellent durability and . This product can measure the voltage of DC 0- and the current of 4 ranges of 0-999mA, 0-10A, 0-50A and 0-100A. It has display, which is convenient to check the current and voltage reading at any time. Features - Color: Assorted. - Material: Plastic. - Size: About 5.00X3.00X2.30cm/1.97X1.18X0.90inch. - Voltage measurement range: 0. - . - Current test range: 0-999mA, 0-10A, 0-50A, 0-100A (4 ranges are optional). - Power supply range: DC4-30. . - Voltage error: ±0.2%. - Current error: ±1%. - External shunt specification: 75 milliohms. - Working current: <20mA. - Refresh speeds: about 0.35S once. - Display mode: double three-digit 0.28" high-brightness digital tube. - Lead length: current wire 15cm, voltage wire 20cm. - Working temperature: -10 degree centigrade~65 degree centigrade. - The voltage current gauge made of durable and sturdy materials will not be easily . - Even in a dark environment, we can easily check the current and voltage because it is designed with the screen. - This is an product to replace old or broken voltage current gauge tester. - DC voltmeter ammeter has handy connection, it can be widely applied to monitoring voltage of storage battery. - Cost-effective, you can buy this practical product at an . Package list: 1 x DC Voltage Current Meter